straits vs juncture

straits and juncture both are nouns.

Word	Noun	Adjective	Verb	Adverb
straits	Yes	No	No	No
juncture	Yes	No	No	No

As nouns, juncture is a hypernym of straits; that is, juncture is a word with a broader meaning than straits:

Other hypernyms of straits include occasion.

straits (noun)	juncture (noun)
a difficult juncture	an event that occurs at a critical time
a bad or difficult situation or state of affairs	the shape or manner in which things come together and a connection is made
	a crisis situation or point in time when a critical decision must be made